const words3_2 = [
  //京版
  {"chinese": "红领巾", "english": "red scarf", "group":"京版"},
  {"chinese": "书包", "english": "schoolbag", "group":"京版"},
  {"chinese": "铅笔盒", "english": "pencil case", "group":"京版"},
  {"chinese": "英语书", "english": "English book", "group":"京版"},
  {"chinese": "语文书", "english": "Chinese book", "group":"京版"},
  {"chinese": "练习本", "english": "exercise book", "group":"京版"},
  {"chinese": "整理", "english": "tidy up", "group":"京版"},
  {"chinese": "这个（单数）", "english": "this", "group":"京版"},
  {"chinese": "这（复数）", "english": "these", "group":"京版"},
  {"chinese": "放", "english": "put", "group":"京版"},
  {"chinese": "上面", "english": "on", "group":"京版"},
  {"chinese": "下面", "english": "under", "group":"京版"},
  {"chinese": "里面", "english": "in", "group":"京版"},
  {"chinese": "旁边", "english": "next to", "group":"京版"},
  {"chinese": "在后面", "english": "behind", "group":"京版"},
  {"chinese": "前面", "english": "in front of", "group":"京版"},
  {"chinese": "天气", "english": "weather", "group":"京版"},
  {"chinese": "太阳", "english": "sun", "group":"京版"},
  {"chinese": "雨水", "english": "rain", "group":"京版"},
  {"chinese": "雪", "english": "snow", "group":"京版"},
  {"chinese": "晴朗的", "english": "sunny", "group":"京版"},
  {"chinese": "多云、阴天", "english": "cloudy", "group":"京版"},
  {"chinese": "下雨的", "english": "rainy", "group":"京版"},
  {"chinese": "下雪的", "english": "snowy", "group":"京版"},
  {"chinese": "干燥的", "english": "dry", "group":"京版"},
  {"chinese": "潮湿的", "english": "wet", "group":"京版"},
  {"chinese": "刮风的", "english": "windy", "group":"京版"},
  {"chinese": "暖和的", "english": "warm", "group":"京版"},
  {"chinese": "凉爽的", "english": "cool", "group":"京版"},
  {"chinese": "热的", "english": "hot", "group":"京版"},
  {"chinese": "寒冷的", "english": "cold", "group":"京版"},
  {"chinese": "衣服", "english": "clothes", "group":"京版"},
  {"chinese": "穿、戴", "english": "wear", "group":"京版"},
  {"chinese": "外套", "english": "coat", "group":"京版"},
  {"chinese": "毛衣", "english": "sweater", "group":"京版"},
  {"chinese": "太阳镜", "english": "sunglasses", "group":"京版"},
  {"chinese": "衬衫", "english": "shirt", "group":"京版"},
  {"chinese": "长裤", "english": "trousers", "group":"京版"},
  {"chinese": "短裤", "english": "shorts", "group":"京版"},
  {"chinese": "短裙", "english": "skirt", "group":"京版"},
  {"chinese": "雨伞", "english": "umbrella", "group":"京版"},
  {"chinese": "雨衣", "english": "raincoat", "group":"京版"},
  {"chinese": "季节", "english": "season", "group":"京版"},
  {"chinese": "春天", "english": "spring", "group":"京版"},
  {"chinese": "夏天", "english": "summer", "group":"京版"},
  {"chinese": "秋天", "english": "autumn", "group":"京版"},
  {"chinese": "冬天", "english": "winter", "group":"京版"},
  {"chinese": "树", "english": "tree", "group":"京版"},
  {"chinese": "花", "english": "flower", "group":"京版"},
  {"chinese": "大山", "english": "mountain", "group":"京版"},
  {"chinese": "沙滩", "english": "beach", "group":"京版"},
  {"chinese": "树叶（复数）", "english": "leaves", "group":"京版"},
  {"chinese": "金色的", "english": "golden", "group":"京版"},
  {"chinese": "变成绿色", "english": "turn green", "group":"京版"},
  {"chinese": "掉落", "english": "fall", "group":"京版"},
  {"chinese": "覆盖", "english": "cover", "group":"京版"},
  {"chinese": "捡树叶", "english": "pick up leaves", "group":"京版"},
  {"chinese": "划船", "english": "row a boat", "group":"京版"},
  {"chinese": "去滑冰", "english": "go ice-skating", "group":"京版"},
  {"chinese": "放风筝", "english": "fly kites", "group":"京版"},
  {"chinese": "散步", "english": "have a walk", "group":"京版"},
  {"chinese": "醒来", "english": "wake up", "group":"京版"},
  {"chinese": "起床", "english": "get up", "group":"京版"},
  {"chinese": "堆雪人", "english": "make a snowman", "group":"京版"},
  {"chinese": "玩雪", "english": "play with the snow", "group":"京版"},
  {"chinese": "时间", "english": "time", "group":"京版"},
  {"chinese": "小时", "english": "hour", "group":"京版"},
  {"chinese": "分钟", "english": "minute", "group":"京版"},
  {"chinese": "整点", "english": "o'clock", "group":"京版"},
  {"chinese": "半点", "english": "half", "group":"京版"},
  {"chinese": "12", "english": "twelve", "group":"京版"},
  {"chinese": "20", "english": "twenty", "group":"京版"},
  {"chinese": "30", "english": "thirty", "group":"京版"},
  {"chinese": "40", "english": "forty", "group":"京版"},
  {"chinese": "50", "english": "fifty", "group":"京版"},
  {"chinese": "过了", "english": "past", "group":"京版"},
  {"chinese": "差...到", "english": "to", "group":"京版"},
  {"chinese": "教室", "english": "classroom", "group":"京版"},
  {"chinese": "课后班", "english": "after-school classes", "group":"京版"},
  {"chinese": "篮球课", "english": "basketball class", "group":"京版"},
  {"chinese": "京剧课", "english": "Beijing opera lessons", "group":"京版"},
  {"chinese": "美术课", "english": "art class", "group":"京版"},
  {"chinese": "音乐课", "english": "music class", "group":"京版"},
  {"chinese": "礼品店", "english": "gift shop", "group":"京版"},
  {"chinese": "礼物", "english": "present/gift", "group":"京版"},
  {"chinese": "生日", "english": "birthday", "group":"京版"},
  {"chinese": "朋友", "english": "friend", "group":"京版"},
  {"chinese": "做作业", "english": "do homework", "group":"京版"},
  {"chinese": "做家务", "english": "do housework", "group":"京版"},
  {"chinese": "太空", "english": "space", "group":"京版"},
  {"chinese": "女航天员", "english": "spacewoman", "group":"京版"},
  {"chinese": "图书馆", "english": "library", "group":"京版"},
  {"chinese": "博物馆", "english": "museum", "group":"京版"},
  {"chinese": "电影院", "english": "cinema", "group":"京版"},
  {"chinese": "看电影", "english": "see a film", "group":"京版"},
  {"chinese": "班会", "english": "class meeting", "group":"京版"},
  {"chinese": "学生卡", "english": "student card", "group":"京版"},
  {"chinese": "去游泳", "english": "go swimming", "group":"京版"},
  {"chinese": "做运动", "english": "do sports", "group":"京版"},
  {"chinese": "一周", "english": "week", "group":"京版"},
  {"chinese": "工作日", "english": "weekdays", "group":"京版"},
  {"chinese": "周末", "english": "weekends", "group":"京版"},
  {"chinese": "周计划", "english": "weekly plan", "group":"京版"},
  {"chinese": "今天", "english": "today", "group":"京版"},
  {"chinese": "周一", "english": "Monday", "group":"京版"},
  {"chinese": "周二", "english": "Tuesday", "group":"京版"},
  {"chinese": "周三", "english": "Wednesday", "group":"京版"},
  {"chinese": "周四", "english": "Thursday", "group":"京版"},
  {"chinese": "周五", "english": "Friday", "group":"京版"},
  {"chinese": "周六", "english": "Saturday", "group":"京版"},
  {"chinese": "周日", "english": "Sunday", "group":"京版"},
  {"chinese": "总是", "english": "always", "group":"京版"},
  {"chinese": "经常", "english": "often", "group":"京版"},
  {"chinese": "最喜爱的", "english": "favourite", "group":"京版"},
  {"chinese": "食物", "english": "food", "group":"京版"},
  {"chinese": "饮料", "english": "drinks", "group":"京版"},
  {"chinese": "面包", "english": "bread", "group":"京版"},
  {"chinese": "牛奶", "english": "milk", "group":"京版"},
  {"chinese": "鸡蛋", "english": "eggs", "group":"京版"},
  {"chinese": "水果", "english": "fruit", "group":"京版"},
  {"chinese": "蔬菜", "english": "vegetables", "group":"京版"},
  {"chinese": "汉堡", "english": "hamburger", "group":"京版"},
  {"chinese": "三明治", "english": "sandwich", "group":"京版"},
  {"chinese": "豆浆", "english": "soy milk", "group":"京版"},
  {"chinese": "果汁", "english": "juice", "group":"京版"},
  {"chinese": "鸡肉", "english": "chicken", "group":"京版"},
  {"chinese": "厨房", "english": "kitchen", "group":"京版"},
  {"chinese": "热狗", "english": "hot dogs", "group":"京版"},
  {"chinese": "鱼", "english": "fish", "group":"京版"},
  {"chinese": "西红柿", "english": "tomato", "group":"京版"},
  {"chinese": "土豆", "english": "potato", "group":"京版"},
  {"chinese": "红薯", "english": "sweet potato", "group":"京版"},
  {"chinese": "葡萄", "english": "grapes", "group":"京版"},
  {"chinese": "草莓", "english": "strawberries", "group":"京版"},
  {"chinese": "玉米", "english": "corn", "group":"京版"},
  {"chinese": "茄子", "english": "eggplant", "group":"京版"},
  {"chinese": "胡萝卜", "english": "carrot", "group":"京版"},
  {"chinese": "米饭", "english": "rice", "group":"京版"},
  {"chinese": "巧克力", "english": "chocolate", "group":"京版"},
  {"chinese": "面条", "english": "noodles", "group":"京版"},
  {"chinese": "肉", "english": "meat", "group":"京版"},
  {"chinese": "糖果", "english": "candy", "group":"京版"},
  {"chinese": "生长", "english": "grow", "group":"京版"},
  {"chinese": "健康的", "english": "healthy", "group":"京版"},
  {"chinese": "强壮", "english": "strong", "group":"京版"},
  {"chinese": "吃", "english": "eat", "group":"京版"},
  {"chinese": "喝", "english": "drink", "group":"京版"},
  {"chinese": "饿", "english": "hungry", "group":"京版"},
  {"chinese": "口渴", "english": "thirsty", "group":"京版"},
  {"chinese": "早餐", "english": "breakfast", "group":"京版"},
  {"chinese": "午餐", "english": "lunch", "group":"京版"},
  {"chinese": "晚餐", "english": "dinner", "group":"京版"},

  // KB-U7
  {"chinese": "世界", "english": "world", "group": "KB-U7"},
  {"chinese": "动物", "english": "animals", "group": "KB-U7"},
  {"chinese": "熊", "english": "bear", "group": "KB-U7"},
  {"chinese": "蝙蝠", "english": "bat", "group": "KB-U7"},
  {"chinese": "鲸鱼", "english": "whale", "group": "KB-U7"},
  {"chinese": "海豚", "english": "dolphin", "group": "KB-U7"},
  {"chinese": "鲨鱼", "english": "shark", "group": "KB-U7"},
  {"chinese": "狮子", "english": "lion", "group": "KB-U7"},
  {"chinese": "熊猫", "english": "panda", "group": "KB-U7"},
  {"chinese": "袋鼠", "english": "kangaroo", "group": "KB-U7"},
  {"chinese": "鹦鹉", "english": "parrot", "group": "KB-U7"},
  {"chinese": "昆虫", "english": "insect", "group": "KB-U7"},
  {"chinese": "比...更...", "english": "than", "group": "KB-U7"},
  {"chinese": "小", "english": "small", "group": "KB-U7"},
  {"chinese": "更小", "english": "smaller", "group": "KB-U7"},
  {"chinese": "长", "english": "long", "group": "KB-U7"},
  {"chinese": "更长", "english": "longer", "group": "KB-U7"},
  {"chinese": "快", "english": "quick", "group": "KB-U7"},
  {"chinese": "更快", "english": "quicker", "group": "KB-U7"},
  {"chinese": "慢", "english": "slow", "group": "KB-U7"},
  {"chinese": "更慢", "english": "slower", "group": "KB-U7"},
  {"chinese": "强壮", "english": "strong", "group": "KB-U7"},
  {"chinese": "更强壮", "english": "stronger", "group": "KB-U7"},
  {"chinese": "虚弱", "english": "weak", "group": "KB-U7"},
  {"chinese": "更虚弱", "english": "weaker", "group": "KB-U7"},
  {"chinese": "胖", "english": "fat", "group": "KB-U7"},
  {"chinese": "更胖", "english": "fatter", "group": "KB-U7"},
  {"chinese": "瘦", "english": "thin", "group": "KB-U7"},
  {"chinese": "更瘦", "english": "thinner", "group": "KB-U7"},
  {"chinese": "大", "english": "big", "group": "KB-U7"},
  {"chinese": "更大", "english": "bigger", "group": "KB-U7"},
  {"chinese": "高", "english": "tall", "group": "KB-U7"},
  {"chinese": "更高", "english": "taller", "group": "KB-U7"},
  {"chinese": "脏", "english": "dirty", "group": "KB-U7"},
  {"chinese": "更脏", "english": "dirtier", "group": "KB-U7"},
  {"chinese": "丑", "english": "ugly", "group": "KB-U7"},
  {"chinese": "更丑", "english": "uglier", "group": "KB-U7"},
  {"chinese": "淘气", "english": "naughty", "group": "KB-U7"},
  {"chinese": "更淘气", "english": "naughtier", "group": "KB-U7"},
  {"chinese": "好", "english": "good", "group": "KB-U7"},
  {"chinese": "更好", "english": "better", "group": "KB-U7"},
  {"chinese": "坏", "english": "bad", "group": "KB-U7"},
  {"chinese": "更坏", "english": "worse", "group": "KB-U7"},
  {"chinese": "网络", "english": "internet", "group": "KB-U7"},
  {"chinese": "最喜欢的", "english": "favourite", "group": "KB-U7"},

  // KB-U8
  {"chinese": "度假", "english": "on holiday", "group": "KB-U8"},
  {"chinese": "天气预报", "english": "weather report", "group": "KB-U8"},
  {"chinese": "正下雨", "english": "raining", "group": "KB-U8"},
  {"chinese": "正下雪", "english": "snowing", "group": "KB-U8"},
  {"chinese": "阴天", "english": "cloudy", "group": "KB-U8"},
  {"chinese": "晴天", "english": "sunny", "group": "KB-U8"},
  {"chinese": "刮风天", "english": "windy", "group": "KB-U8"},
  {"chinese": "潮湿的", "english": "wet", "group": "KB-U8"},
  {"chinese": "岛屿", "english": "island", "group": "KB-U8"},
  {"chinese": "无论哪里", "english": "wherever", "group": "KB-U8"},
  {"chinese": "彩虹", "english": "rainbow", "group": "KB-U8"},
  {"chinese": "今天", "english": "today", "group": "KB-U8"},
  {"chinese": "昨天", "english": "yesterday", "group": "KB-U8"},
  {"chinese": "现在时am/is（单数）的过去时", "english": "was", "group": "KB-U8"},
  {"chinese": "现在时are（复数）的过去时", "english": "were", "group": "KB-U8"},
  {"chinese": "许多", "english": "a lot of/lots of", "group": "KB-U8"},
  {"chinese": "警察", "english": "police", "group": "KB-U8"},
  {"chinese": "警察局", "english": "police station", "group": "KB-U8"},
  {"chinese": "问题", "english": "question", "group": "KB-U8"},
  {"chinese": "上周四", "english": "last Thursday", "group": "KB-U8"},

  // KB-U6
  {"chinese": "郊区", "english": "country/countryside", "group": "KB-U6"},
  {"chinese": "森林", "english": "forest", "group": "KB-U6"},
  {"chinese": "草地", "english": "grass", "group": "KB-U6"},
  {"chinese": "湖泊", "english": "lake", "group": "KB-U6"},
  {"chinese": "河流", "english": "river", "group": "KB-U6"},
  {"chinese": "植物", "english": "plant", "group": "KB-U6"},
  {"chinese": "叶子", "english": "leaf/leaves", "group": "KB-U6"},
  {"chinese": "田野", "english": "field", "group": "KB-U6"},
  {"chinese": "野餐", "english": "picnic", "group": "KB-U6"},
  {"chinese": "地图", "english": "map", "group": "KB-U6"},
  {"chinese": "地面", "english": "ground", "group": "KB-U6"},
  {"chinese": "毛巾", "english": "towel", "group": "KB-U6"},
  {"chinese": "好", "english": "good", "group": "KB-U6"},
  {"chinese": "坏", "english": "bad", "group": "KB-U6"},
  {"chinese": "热", "english": "hot", "group": "KB-U6"},
  {"chinese": "冷", "english": "cold", "group": "KB-U6"},
  {"chinese": "安静", "english": "quiet", "group": "KB-U6"},
  {"chinese": "大声", "english": "loud", "group": "KB-U6"},
  {"chinese": "饿", "english": "hungry", "group": "KB-U6"},
  {"chinese": "渴", "english": "thirsty", "group": "KB-U6"},
  {"chinese": "强壮", "english": "strong", "group": "KB-U6"},
  {"chinese": "虚弱", "english": "weak", "group": "KB-U6"},
  {"chinese": "胖", "english": "fat", "group": "KB-U6"},
  {"chinese": "瘦", "english": "thin", "group": "KB-U6"},
  {"chinese": "直的", "english": "straight", "group": "KB-U6"},
  {"chinese": "卷的", "english": "curly", "group": "KB-U6"},
  {"chinese": "长", "english": "long", "group": "KB-U6"},
  {"chinese": "短", "english": "short", "group": "KB-U6"},
  {"chinese": "高", "english": "tall", "group": "KB-U6"},
  {"chinese": "矮", "english": "short", "group": "KB-U6"},
  {"chinese": "开心", "english": "happy", "group": "KB-U6"},
  {"chinese": "难过", "english": "sad", "group": "KB-U6"},
  {"chinese": "大", "english": "big", "group": "KB-U6"},
  {"chinese": "小", "english": "small", "group": "KB-U6"},
  {"chinese": "年轻", "english": "young", "group": "KB-U6"},
  {"chinese": "年老", "english": "old", "group": "KB-U6"},
  {"chinese": "干净", "english": "clean", "group": "KB-U6"},
  {"chinese": "脏", "english": "dirty", "group": "KB-U6"},
  {"chinese": "黑皮肤", "english": "dark skin", "group": "KB-U6"},
  {"chinese": "白皙的皮肤", "english": "fair skin", "group": "KB-U6"},
  {"chinese": "聪明的", "english": "clever", "group": "KB-U6"},
  {"chinese": "漂亮的", "english": "beautiful", "group": "KB-U6"},
  {"chinese": "累的", "english": "tired", "group": "KB-U6"},
  {"chinese": "旁边", "english": "near", "group": "KB-U6"},
  {"chinese": "附近", "english": "near", "group": "KB-U6"},
  {"chinese": "听音乐", "english": "listen to music", "group": "KB-U6"},
  {"chinese": "抓鱼", "english": "catch a fish", "group": "KB-U6"},
  {"chinese": "音乐", "english": "music", "group": "KB-U6"},

  // KB-U5
  {"chinese": "医生", "english": "doctor", "group": "KB-U5"},
  {"chinese": "发烧", "english": "temperature", "group": "KB-U5"},
  {"chinese": "感冒", "english": "cold", "group": "KB-U5"},
  {"chinese": "咳嗽", "english": "cough", "group": "KB-U5"},
  {"chinese": "头疼", "english": "headache", "group": "KB-U5"},
  {"chinese": "牙疼", "english": "toothache", "group": "KB-U5"},
  {"chinese": "胃疼", "english": "stomach-ache", "group": "KB-U5"},
  {"chinese": "肚子疼", "english": "stomach-ache", "group": "KB-U5"},
  {"chinese": "后背", "english": "back", "group": "KB-U5"},
  {"chinese": "背疼", "english": "backache", "group": "KB-U5"},
  {"chinese": "耳朵疼", "english": "earache", "group": "KB-U5"},
  {"chinese": "受伤", "english": "hurt", "group": "KB-U5"},
  {"chinese": "疼痛", "english": "hurt", "group": "KB-U5"},
  {"chinese": "体温/度数", "english": "degree", "group": "KB-U5"},
  {"chinese": "问题", "english": "matter", "group": "KB-U5"},
  {"chinese": "毛病", "english": "matter", "group": "KB-U5"},
  {"chinese": "服药", "english": "take medicine", "group": "KB-U5"},
  {"chinese": "卧床休息", "english": "stay in bed", "group": "KB-U5"},
  {"chinese": "多喝水", "english": "drink a lot", "group": "KB-U5"},
  {"chinese": "毛毯", "english": "blanket", "group": "KB-U5"},
  {"chinese": "餐", "english": "meals", "group": "KB-U5"},
  {"chinese": "饭", "english": "meals", "group": "KB-U5"},
  {"chinese": "牙医", "english": "dentist", "group": "KB-U5"},
  {"chinese": "游泳课", "english": "swimming lesson", "group": "KB-U5"},
  {"chinese": "必须", "english": "must", "group": "KB-U5"},
  {"chinese": "不许", "english": "mustn't", "group": "KB-U5"},
  {"chinese": "照顾", "english": "look after", "group": "KB-U5"},
  {"chinese": "照看", "english": "look after", "group": "KB-U5"},
  {"chinese": "之前", "english": "before", "group": "KB-U5"},
  {"chinese": "之后", "english": "after", "group": "KB-U5"},
  //KB-Unit1
  {"chinese": "祖父母", "english": "grandparents", "group": "KB-U1"},
  {"chinese": "儿子", "english": "son", "group": "KB-U1"},
  {"chinese": "女儿", "english": "daughter", "group": "KB-U1"},
  {"chinese": "孙子", "english": "grandson", "group": "KB-U1"},
  {"chinese": "孙女", "english": "granddaughter", "group": "KB-U1"},
  {"chinese": "叔叔", "english": "uncle", "group": "KB-U1"},
  {"chinese": "阿姨", "english": "aunt", "group": "KB-U1"},
  {"chinese": "喜欢/爱", "english": "enjoy/love", "group": "KB-U1"},
  {"chinese": "想要", "english": "want", "group": "KB-U1"},
  {"chinese": "络腮胡", "english": "beard", "group": "KB-U1"},
  {"chinese": "小胡子", "english": "moustache", "group": "KB-U1"},
  {"chinese": "洗澡、浴缸", "english": "bath", "group": "KB-U1"},
  {"chinese": "医生", "english": "doctor", "group": "KB-U1"},
  {"chinese": "农夫", "english": "farmer", "group": "KB-U1"},
  {"chinese": "科学", "english": "science", "group": "KB-U1"},
  {"chinese": "绘画、油画", "english": "painting", "group": "KB-U1"},
  {"chinese": "聪明的", "english": "clever", "group": "KB-U1"},
  {"chinese": "淘气的", "english": "naughty", "group": "KB-U1"},
  {"chinese": "安静的", "english": "quiet", "group": "KB-U1"},
  {"chinese": "有趣的", "english": "funny", "group": "KB-U1"},
  {"chinese": "脏的", "english": "dirty", "group": "KB-U1"},
  {"chinese": "直的", "english": "straight", "group": "KB-U1"},
  {"chinese": "卷的", "english": "curly", "group": "KB-U1"},
  {"chinese": "小偷", "english": "thief", "group": "KB-U1"},

    //KB-Unit2
  {"chinese": "村庄", "english": "village", "group": "KB-U2"},
  {"chinese": "城镇", "english": "town", "group": "KB-U2"},
  {"chinese": "城市", "english": "city", "group": "KB-U2"},
  {"chinese": "房子", "english": "house", "group": "KB-U2"},
  {"chinese": "公寓", "english": "flat/apartment", "group": "KB-U2"},
  {"chinese": "居住", "english": "live", "group": "KB-U2"},
  {"chinese": "楼梯", "english": "stairs", "group": "KB-U2"},
  {"chinese": "楼上", "english": "upstairs", "group": "KB-U2"},
  {"chinese": "楼下", "english": "downstairs", "group": "KB-U2"},
  {"chinese": "电梯", "english": "lift", "group": "KB-U2"},
  {"chinese": "楼层、地面", "english": "floor", "group": "KB-U2"},
  {"chinese": "地下室", "english": "basement", "group": "KB-U2"},
  {"chinese": "阳台", "english": "balcony", "group": "KB-U2"},
  {"chinese": "街道", "english": "street", "group": "KB-U2"},
  {"chinese": "不同的", "english": "different", "group": "KB-U2"},
  {"chinese": "搬家", "english": "moving house", "group": "KB-U2"},
  {"chinese": "旧的", "english": "old", "group": "KB-U2"},
  {"chinese": "新的", "english": "new", "group": "KB-U2"},
  {"chinese": "大的", "english": "big", "group": "KB-U2"},
  {"chinese": "小的", "english": "small", "group": "KB-U2"},
  {"chinese": "卡车", "english": "lorry", "group": "KB-U2"},
  {"chinese": "搬运", "english": "carry", "group": "KB-U2"},
  {"chinese": "困难的", "english": "difficult", "group": "KB-U2"},
  {"chinese": "攀爬", "english": "climb", "group": "KB-U2"},
  {"chinese": "微笑", "english": "smile", "group": "KB-U2"},
  {"chinese": "地址", "english": "address", "group": "KB-U2"},
  {"chinese": "需要", "english": "need", "group": "KB-U2"},
  {"chinese": "怪物", "english": "monster", "group": "KB-U2"},
  {"chinese": "充满、装满", "english": "full of", "group": "KB-U2"},
  {"chinese": "乡村", "english": "country", "group": "KB-U2"},
  {"chinese": "植物", "english": "plant", "group": "KB-U2"},
  {"chinese": "电话号码", "english": "phone number", "group": "KB-U2"},
  {"chinese": "20", "english": "twenty", "group": "KB-U2"},
  {"chinese": "30", "english": "thirty", "group": "KB-U2"},
  {"chinese": "40", "english": "forty", "group": "KB-U2"},
  {"chinese": "50", "english": "fifty", "group": "KB-U2"},
  {"chinese": "60", "english": "sixty", "group": "KB-U2"},
  {"chinese": "70", "english": "seventy", "group": "KB-U2"},
  {"chinese": "80", "english": "eighty", "group": "KB-U2"},
  {"chinese": "90", "english": "ninety", "group": "KB-U2"},

    //KB-Unit3
  {"chinese": "醒来", "english": "wake up", "group": "KB-U3"},
  {"chinese": "起床", "english": "get up", "group": "KB-U3"},
  {"chinese": "去睡觉", "english": "go to bed", "group": "KB-U3"},
  {"chinese": "穿衣", "english": "get dressed", "group": "KB-U3"},
  {"chinese": "脱衣", "english": "get undressed", "group": "KB-U3"},
  {"chinese": "穿上", "english": "put on", "group": "KB-U3"},
  {"chinese": "脱下", "english": "take off", "group": "KB-U3"},
  {"chinese": "淋浴", "english": "have a shower", "group": "KB-U3"},
  {"chinese": "洗手", "english": "wash hands", "group": "KB-U3"},
  {"chinese": "乘公交", "english": "catch a bus", "group": "KB-U3"},
  {"chinese": "去上学", "english": "go to school", "group": "KB-U3"},
  {"chinese": "做作业", "english": "do homework", "group": "KB-U3"},
  {"chinese": "早餐", "english": "breakfast", "group": "KB-U3"},
  {"chinese": "午餐", "english": "lunch", "group": "KB-U3"},
  {"chinese": "晚餐", "english": "dinner", "group": "KB-U3"},
  {"chinese": "睡觉时间", "english": "bedtime", "group": "KB-U3"},
  {"chinese": "放学后", "english": "after school", "group": "KB-U3"},
  {"chinese": "早餐前", "english": "before breakfast", "group": "KB-U3"},
  {"chinese": "在学校", "english": "at school", "group": "KB-U3"},
  {"chinese": "多久一次", "english": "How often", "group": "KB-U3"},
  {"chinese": "每天", "english": "every day", "group": "KB-U3"},
  {"chinese": "总是", "english": "always", "group": "KB-U3"},
  {"chinese": "经常", "english": "often", "group": "KB-U3"},
  {"chinese": "偶尔", "english": "sometimes", "group": "KB-U3"},
  {"chinese": "从不", "english": "never", "group": "KB-U3"},
  {"chinese": "在周末", "english": "at the weekend", "group": "KB-U3"},
  {"chinese": "在周一", "english": "on Mondays", "group": "KB-U3"},
  {"chinese": "在上午", "english": "in the morning", "group": "KB-U3"},
  {"chinese": "音乐", "english": "music", "group": "KB-U3"},
  {"chinese": "假期", "english": "holiday", "group": "KB-U3"},
  {"chinese": "开始", "english": "start", "group": "KB-U3"},
  {"chinese": "大山", "english": "mountain", "group": "KB-U3"},
  {"chinese": "唱歌", "english": "sing songs", "group": "KB-U3"},
  {"chinese": "打网球", "english": "play tennis", "group": "KB-U3"},
  {"chinese": "去购物", "english": "go shopping", "group": "KB-U3"},
  {"chinese": "带...去...", "english": "take to", "group": "KB-U3"},

    //KB-Unit4
  {"chinese": "城市", "english": "city", "group": "KB-U4"},
  {"chinese": "银行", "english": "bank", "group": "KB-U4"},
  {"chinese": "公交站", "english": "bus station", "group": "KB-U4"},
  {"chinese": "电影院", "english": "cinema", "group": "KB-U4"},
  {"chinese": "市场", "english": "market", "group": "KB-U4"},
  {"chinese": "超市", "english": "supermarket", "group": "KB-U4"},
  {"chinese": "体育中心", "english": "sports centre", "group": "KB-U4"},
  {"chinese": "医院", "english": "hospital", "group": "KB-U4"},
  {"chinese": "图书馆", "english": "library", "group": "KB-U4"},
  {"chinese": "商店", "english": "shop", "group": "KB-U4"},
  {"chinese": "游泳池（馆）", "english": "swimming pool", "group": "KB-U4"},
  {"chinese": "地图", "english": "map", "group": "KB-U4"},
  {"chinese": "公路", "english": "road", "group": "KB-U4"},
  {"chinese": "街道", "english": "street", "group": "KB-U4"},
  {"chinese": "在旁边", "english": "next to", "group": "KB-U4"},
  {"chinese": "在附近", "english": "near", "group": "KB-U4"},
  {"chinese": "在后面", "english": "behind", "group": "KB-U4"},
  {"chinese": "在（两者）之间", "english": "between", "group": "KB-U4"},
  {"chinese": "在前面", "english": "in front of", "group": "KB-U4"},
  {"chinese": "在对面", "english": "opposite", "group": "KB-U4"},
  {"chinese": "工作", "english": "work", "group": "KB-U4"},
  {"chinese": "看电影", "english": "see a film", "group": "KB-U4"},
  {"chinese": "打羽毛球", "english": "play badminton", "group": "KB-U4"},
  {"chinese": "游泳", "english": "swim", "group": "KB-U4"},
  {"chinese": "买食物", "english": "buy food", "group": "KB-U4"},
  {"chinese": "看医生", "english": "see a doctor", "group": "KB-U4"},
  {"chinese": "取钱", "english": "get money", "group": "KB-U4"},
  {"chinese": "放风筝", "english": "fly a kite", "group": "KB-U4"},
  {"chinese": "做运动", "english": "do sports", "group": "KB-U4"},
  {"chinese": "整理床铺", "english": "make my bed", "group": "KB-U4"},
  {"chinese": "必须", "english": "must", "group": "KB-U4"},
  {"chinese": "能够", "english": "can", "group": "KB-U4"},
  {"chinese": "下周", "english": "next week", "group": "KB-U4"}
];